Fwd: boost::unique_lock throw a exception

13 Feb 2014


      I use boost1.52 on windows2003sp2, boost::unique_lock throw a exception,
please help me.

stack is:


*RaiseException_CxxThrowExceptionboost::throw_exceptionboost::lock_error[e:\library\boost_1_52\boost\throw_exception.hpp：67]
boost::shared_mutex::timed_lock[e:\library\boost_1_52\boost\thread\win32\shared_mutex.hpp：430]boost::shared_mutex::lock[e:\library\boost_1_52\boost\thread\win32\shared_mutex.hpp：382]boost::unique_lockboost::shared_mutex::lock[e:\library\boost_1_52\boost\thread\locks.hpp：510]*
------------------------------------------------------------------------


*bool timed_lock(boost::system_time const& wait_until){    for(;;)    {
    state_data old_state=state;        for(;;)         {
state_data new_state=old_state;            if(new_state.shared_count ||
new_state.exclusive)            {
++new_state.exclusive_waiting;
if(!new_state.exclusive_waiting)                 {
boost::throw_exception(boost::lock_error());                }
    new_state.exclusive_waiting_blocked=true;            }
else            {                new_state.exclusive=true;            }*

shada

Igor R

shada

Lars Viklund

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